CN110303618B - Method for recycling waste foamed plastic - Google Patents
Method for recycling waste foamed plastic Download PDFInfo
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- CN110303618B CN110303618B CN201910748048.3A CN201910748048A CN110303618B CN 110303618 B CN110303618 B CN 110303618B CN 201910748048 A CN201910748048 A CN 201910748048A CN 110303618 B CN110303618 B CN 110303618B
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- plate
- foam
- slitting
- side wall
- barrel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/0084—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage
- B02C18/0092—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage for waste water or for garbage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/08—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers
- B02C18/10—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers with drive arranged above container
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/18—Knives; Mountings thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/04—Disintegrating plastics, e.g. by milling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/04—Disintegrating plastics, e.g. by milling
- B29B2017/0424—Specific disintegrating techniques; devices therefor
- B29B2017/044—Knives
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Abstract
The invention relates to a method for recycling waste foamed plastic, which mainly comprises the following processing steps: s1. the foam is collected, S2. throw the material, S3. the foam is cut, S4. the foam piece is rubbed with the hands grain and S5 the ejection of compact, S2, the recovery plant who uses in S3 and the S4 includes the frame, the link, go up the barrel, lower barrel, the sieve, cut the mechanism and rub a grain mechanism with the hands, the link is installed to the frame upper end, the link is hollow cylinder type structure, the barrel is installed through the screw in the link upper end, the lower barrel is installed through the screw to the link lower extreme, install in the last barrel and cut the mechanism, install in the lower barrel and rub a grain mechanism with the hands, and arranged the sieve between last barrel and the lower barrel, the sieve is installed on the link. The cutting mechanism is matched with the particle rolling mechanism to complete the processing work of the waste foamed plastic, the normal operation of the processing work is ensured, and the upper cylinder body and the cutting mechanism adopt a detachable connection mode, so that the cutting mechanism is convenient to overhaul and disassemble.
Description
Technical Field
The invention relates to the technical field of foam recovery, in particular to a method for recycling waste foamed plastics.
Background
The foam plastic is a chemical material, is called polystyrene foam plastic, is widely applied to the fields of packaging, heat preservation, water resistance, heat insulation, shock absorption and the like due to the characteristics of light weight, firmness, shock absorption, low moisture absorption, easiness in molding, good water resistance, heat insulation, low price and the like, is one of the most widely applied plastics in the world at present, causes serious white pollution due to the corresponding waste foam plastic, and is not easy to rot in nature and is not easy to degrade by microorganisms. If the waste is simply incinerated, the waste will pollute air and atmosphere environment seriously. The recycling of the waste foamed plastic can reduce environmental pollution, change waste into valuable and save energy, thereby becoming a problem of general attention of all countries in the world.
The waste foam treatment method is different, and the occasions where the treated foam plastic can be applied are different, wherein after the foam plastic is kneaded into foam particles, the foam particles can be filled in the cavity, and a good heat preservation effect is achieved. In the processing of foam into foam particles, the following problems exist:
(1) when the volume of the waste foamed plastic is large, if the waste foamed plastic is directly kneaded, a quite long time is needed for the treatment equipment to be contacted with the foamed plastic at the central position, and part of the foamed plastic is not granulated after the treatment is finished, so that the processing is not thorough;
(2) if the foamed plastic is cut before kneading, the completeness of kneading processing can be improved, the quantity of blocky foamed plastic is reduced, but the foamed plastic is easy to generate static electricity after friction, so the foamed plastic is often adhered to a cutting tool, the normal operation of cutting work is influenced, and the working process is delayed.
In order to make up the defects of the prior art, the invention provides a method for recycling waste foamed plastics.
Disclosure of Invention
The technical scheme adopted by the invention to solve the technical problem is as follows: a method for recycling waste foam plastics mainly comprises the following processing steps:
s1, foam collection: collecting the waste foamed plastic by a manual mode, and screening out impurities mixed in the foamed plastic;
s2, feeding: manually putting the foamed plastics into a recovery device, and ensuring that gaps are reserved among the foamed plastics after the foamed plastics enter the recovery device;
s3, foam slitting: starting a recovery device, cutting a large foam plastic into foam blocks with smaller sizes, and enabling the foam blocks with the sizes meeting the requirements to fall downwards after cutting;
s4, rubbing the foam block: kneading the cut foam blocks with the required size by using recovery equipment to ensure that the foam plastic is gradually changed into granules from blocks;
s5, discharging: taking the granular foamed plastic out of the recovery equipment by a manual mode, and uniformly collecting and treating the granular foamed plastic;
the recycling equipment used in the steps S2, S3 and S4 comprises a rack, a connecting frame, an upper cylinder, a lower cylinder, a sieve plate, a splitting mechanism and a granule twisting mechanism, wherein the connecting frame is installed at the upper end of the rack and is of a hollow cylindrical structure, the upper end of the connecting frame is provided with the upper cylinder through a screw, the lower end of the connecting frame is provided with the lower cylinder through a screw, the splitting mechanism is installed in the upper cylinder, the granule twisting mechanism is installed in the lower cylinder, the sieve plate is arranged between the upper cylinder and the lower cylinder, the sieve plate is installed on the connecting frame, and a blanking port is formed in the sieve plate;
the slitting mechanism comprises a mounting plate, a slitting motor, a connecting sleeve, a rotating shaft, a mounting groove, slitting cutters and auxiliary branch chains, wherein the mounting plate is mounted on the inner wall of an upper barrel, the slitting motor is mounted at the upper end of the mounting plate through a motor base, the connecting sleeve is mounted at the lower end of an output shaft of the slitting motor, the inner wall of the connecting sleeve is tightly attached to the upper end of the rotating shaft, the lower end of the rotating shaft is mounted on the side wall of a lower barrel through a bearing, the mounting groove is uniformly mounted on the side wall of the rotating shaft along the circumferential direction of the rotating shaft, the slitting cutters are uniformly mounted in the mounting groove from; after being connected connecting sleeve and axis of rotation upper end, drive the axis of rotation through cutting the motor and rotate, rotate the in-process, cut the cutter and can cut apart into the less fragment of size with foamed plastic, supplementary branched chain can clear away remaining foamed plastic fragment on cutting the cutter, avoids the foamed plastic adhesion on cutting the cutter, is connected through the detachable mode between axis of rotation and connecting sleeve and the last barrel, conveniently changes cutting the cutter.
The particle rubbing mechanism comprises telescopic rods, telescopic springs, a movable plate, particle rubbing blocks and a blanking plate, the telescopic rods are mounted on the side wall of a rotating shaft and are evenly divided into three groups, the telescopic rods in the same group are evenly distributed along the circumferential direction of the rotating shaft, the telescopic rods are sleeved with the telescopic springs in an sleeved mode, the movable plate is mounted at the top end of each telescopic rod, the particle rubbing blocks are evenly mounted on the side wall of the movable plate and are of conical structures, the lower end of each movable plate is mounted on the blanking plate in a sliding fit mode, the blanking plate is mounted on the side wall of the rotating shaft, and blanking holes are; after the foam plastic fragments fall from a blanking port formed in the sieve plate, under the elastic action of the telescopic spring, the foam fragments are extruded between the particle rubbing block on the movable plate and the rubber lug arranged on the inner wall of the lower barrel, the telescopic rod is driven to rotate through the rotating shaft, so that friction is generated between the foam fragments and the particle rubbing block and between the foam fragments and the rubber lug, the foam fragments can be gradually rubbed into particles, the foam rubbed to a certain degree can fall into a blanking plate below the blanking plate from the blanking plate to be further rubbed, and after the foam falls on the blanking plate at the lowest part of the rotating shaft, the foam can be taken out.
As a preferred technical scheme of the invention, the slitting cutter comprises a mounting seat, a slitting blade and a driving rack, wherein the mounting seat is mounted in a mounting groove through a screw, the side wall of the mounting seat is connected with one end of the slitting blade, and the other end of the slitting blade is mounted in a clamping groove formed in the side wall of the driving rack in a clamping manner; the mounting seat is connected with the mounting groove in a detachable mode, so that the cutting blade can be replaced conveniently, and the driving rack can drive the driven rack connected with the driving rack to rotate by a certain angle in the rotating process of the cutting tool.
As a preferred technical scheme of the invention, the auxiliary branched chain comprises an auxiliary plate, a connecting ring, a rotating plate and a driven rack, wherein the auxiliary plate is uniformly arranged on the side wall of the rotating shaft along the circumferential direction of the side wall, the auxiliary plate and the mounting grooves are arranged alternately, the lower end of the auxiliary plate is connected with the upper end of the connecting ring, the lower end of the connecting ring is arranged on the sieve plate through a bearing, the rotating plate is uniformly arranged on the upper end of the connecting ring along the circumferential direction of the connecting ring, the positions of the rotating plates correspond to the positions of the mounting grooves one by one, the driven rack is arranged on the side wall; when the driving rack is meshed with the driven rack, the driven rack drives the rotating plate to rotate, the connecting ring connected with the rotating plate and the auxiliary plate installed on the connecting ring also rotate corresponding angles, when the driving rack is not meshed with the driven rack, the driven rack does not rotate along with the driving rack, therefore, the driven rack can drive the auxiliary plate to intermittently rotate, when the auxiliary plate is contacted with the slitting blade, bristles in an auxiliary groove formed in the auxiliary plate can clean the slitting blade, and foam is prevented from being adhered to the slitting blade.
As a preferred technical scheme of the invention, auxiliary grooves are uniformly formed in the side wall of the auxiliary plate from top to bottom, the positions of the auxiliary grooves correspond to the positions of the slitting cutters, and bristles are uniformly arranged at the upper end and the lower end of each auxiliary groove;
as a preferred technical scheme of the invention, the lower barrel comprises a barrel body, a protective cover and rubber bumps, the barrel body is arranged at the lower end of the connecting frame, the protective cover is arranged at the lower end of the barrel body through screws, the rubber bumps are uniformly arranged on the inner wall of the barrel body, and the rubber bumps are of a conical structure.
As a preferred technical scheme of the invention, the side wall of the connecting sleeve is uniformly provided with connecting grooves along the circumferential direction, the upper end of the rotating shaft is uniformly provided with connecting strips along the circumferential direction, and the connecting strips are clamped in the connecting grooves.
As a preferable technical scheme of the invention, the number of the blanking holes in the blanking plate is gradually reduced from top to bottom.
As a preferable technical scheme of the invention, the length of the telescopic rod is gradually increased from top to bottom.
Compared with the prior art, the invention has the following advantages:
1. according to the method for recycling the waste foamed plastic, the waste foamed plastic is processed through the cooperation of the slitting mechanism and the particle rolling mechanism, the foamed plastic adhered to the slitting mechanism can be cleaned while slitting is performed, normal processing of the processing is guaranteed, the upper cylinder body and the slitting mechanism are detachably connected, the slitting mechanism is convenient to overhaul and disassemble, and reliability of a machine in the using process is guaranteed;
2. according to the invention, by the aid of the arranged slitting mechanism, the slitting cutter can divide foamed plastic into small fragments with smaller sizes, the auxiliary branched chain can remove the residual foamed plastic fragments on the slitting cutter, the foamed plastic is prevented from being adhered to the slitting cutter, and the rotating shaft, the connecting sleeve and the upper cylinder body are detachably connected, so that the slitting cutter is convenient to replace;
3. according to the invention, the foam fragments can be gradually kneaded into granules by the aid of the granule kneading mechanism, the foam kneaded to a certain degree can fall into the lower material plate below the material plate from the lower material plate to be further kneaded, and the foam can be taken out after falling onto the lower material plate at the lowest part of the rotating shaft.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a flow chart of the operation of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged view of the N-direction portion of FIG. 2 according to the present invention;
fig. 4 is a schematic view of a partial plan view of the present invention between the cage, screen deck and slitting mechanism.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further explained with reference to fig. 1 to 4.
A method for recycling waste foam plastics mainly comprises the following processing steps:
s1, foam collection: collecting the waste foamed plastic by a manual mode, and screening out impurities mixed in the foamed plastic;
s2, feeding: manually putting the foamed plastics into a recovery device, and ensuring that gaps are reserved among the foamed plastics after the foamed plastics enter the recovery device;
s3, foam slitting: starting a recovery device, cutting a large foam plastic into foam blocks with smaller sizes, and enabling the foam blocks with the sizes meeting the requirements to fall downwards after cutting;
s4, rubbing the foam block: kneading the cut foam blocks with the required size by using recovery equipment to ensure that the foam plastic is gradually changed into granules from blocks;
s5, discharging: taking the granular foamed plastic out of the recovery equipment by a manual mode, and uniformly collecting and treating the granular foamed plastic;
the recycling equipment used in the steps S2, S3 and S4 comprises a rack 1, a connecting frame 2, an upper cylinder 3, a lower cylinder 4, a sieve plate 5, a splitting mechanism 6 and a particle twisting mechanism 7, wherein the connecting frame 2 is installed at the upper end of the rack 1, the connecting frame 2 is of a hollow cylindrical structure, the upper cylinder 3 is installed at the upper end of the connecting frame 2 through screws, the lower cylinder 4 is installed at the lower end of the connecting frame 2 through screws, the splitting mechanism 6 is installed in the upper cylinder 3, the particle twisting mechanism 7 is installed in the lower cylinder 4, the sieve plate 5 is arranged between the upper cylinder 3 and the lower cylinder 4, the sieve plate 5 is installed on the connecting frame 2, and a blanking port is formed in the sieve plate 5;
the slitting mechanism 6 comprises a mounting plate 61, a slitting motor 62, a connecting sleeve 63, a rotating shaft 64, a mounting groove 65, a slitting cutter 66 and an auxiliary branched chain 67, wherein the mounting plate 61 is mounted on the inner wall of the upper barrel 3, the slitting motor 62 is mounted at the upper end of the mounting plate 61 through a motor base, the connecting sleeve 63 is mounted at the lower end of an output shaft of the slitting motor 62, the inner wall of the connecting sleeve 63 is tightly attached to the upper end of the rotating shaft 64, the lower end of the rotating shaft 64 is mounted on the side wall of the lower barrel 4 through a bearing, the mounting groove 65 is uniformly mounted on the side wall of the rotating shaft 64 along the circumferential direction of the rotating shaft 64, the slitting cutter 66 is uniformly mounted in the mounting groove 65 from; connect the back with adapter sleeve 63 and axis of rotation 64 upper end, drive axis of rotation 64 through cutting motor 62 and rotate, rotate the in-process, cut cutter 66 and can cut apart into the less fragment of size with foamed plastic, supplementary branch chain 67 can clear away remaining foamed plastic fragment on cutting cutter 66, avoid the foamed plastic adhesion on cutting cutter 66, axis of rotation 64 and adapter sleeve 63 and go up and be connected through the mode of dismantling between the barrel 3, the convenience is changed cutting cutter 66.
The particle rubbing mechanism 7 comprises an expansion link 71, expansion springs 72, a moving plate 73, particle rubbing blocks 74 and a blanking plate 75, the expansion link 71 is mounted on the side wall of the rotating shaft 64, the expansion link 71 is divided into three groups in average, the expansion links 71 in the same group are uniformly arranged along the circumferential direction of the rotating shaft 64, the expansion springs 72 are sleeved outside the expansion links 71, the moving plate 73 is mounted at the top end of the expansion link 71, the particle rubbing blocks 74 are uniformly mounted on the side wall of the moving plate 73, the particle rubbing blocks 74 are of a conical structure, the lower end of the moving plate 73 is mounted on the blanking plate 75 in a sliding fit manner, the blanking plate 75 is mounted on the side wall of the rotating shaft 64; after the foam plastic fragments fall from the blanking port formed on the screen plate 5, under the elastic force of the extension spring 72, the foam plastic fragments are extruded between the particle rubbing block 74 on the moving plate 73 and the rubber bump 43 arranged on the inner wall of the lower barrel 4, the extension rod 71 is driven to rotate through the rotating shaft 64, so that friction is generated between the foam plastic fragments and the particle rubbing block 74 and the rubber bump 43, the foam plastic fragments can be gradually rubbed into particles, the foam which is rubbed to a certain degree can fall into the blanking plate 75 below the blanking plate 75 from the blanking plate 75 for further rubbing, and after the foam falls on the blanking plate 75 at the lowest part of the rotating shaft 64, the foam plastic fragments can be taken out.
The slitting cutter 66 comprises a mounting seat 661, a slitting blade 662 and a driving rack 663, the mounting seat 661 is mounted in the mounting groove 65 through screws, the side wall of the mounting seat 661 is connected with one end of the slitting blade 662, and the other end of the slitting blade 662 is mounted in a clamping groove formed in the side wall of the driving rack 663 in a clamping manner; the mounting base 661 is detachably connected to the mounting slot 65, so as to facilitate replacement of the slitting blade 662, and the driving rack 663 can drive the driven rack 674 connected thereto to rotate by a certain angle in the rotation process of the slitting tool 66.
The auxiliary branched chain 67 comprises an auxiliary plate 671, a connecting ring 672, a rotating plate 673 and a driven rack 674, the auxiliary plate 671 is uniformly installed on the side wall of the rotating shaft 64 along the circumferential direction of the side wall, the auxiliary plate 671 and the installation grooves 65 are arranged alternately, the lower end of the auxiliary plate 671 is connected with the upper end of the connecting ring 672, the lower end of the connecting ring 672 is installed on the sieve plate 5 through a bearing, the rotating plate 673 is uniformly installed at the upper end of the connecting ring 672 along the circumferential direction of the connecting ring 672, the positions of the rotating plate 673 correspond to the positions of the installation grooves 65 one by one, the driven rack 674 is installed on the side wall of the rotating; when the driving rack 663 is meshed with the driven rack 674, the driven rack 674 drives the rotating plate 673 to rotate, the connecting ring 672 connected with the rotating plate 673 and the auxiliary plate 671 arranged on the connecting ring 672 rotate correspondingly, when the driving rack 663 is not meshed with the driven rack 674, the driven rack 674 does not rotate along with the driving rack 663, therefore, the driven rack 674 can drive the auxiliary plate 671 to rotate intermittently, when the auxiliary plate 671 is contacted with the slitting blade 662, bristles in an auxiliary groove formed in the auxiliary plate 671 can clean the slitting blade 662, and foam is prevented from being adhered to the slitting blade 662.
Auxiliary grooves are uniformly formed in the side wall of the auxiliary plate 671 from top to bottom, the positions of the auxiliary grooves correspond to the positions of the slitting cutters 66, and bristles are uniformly arranged at the upper end and the lower end of each auxiliary groove;
barrel 4 includes stack shell 41, protective cover 42 and rubber bump 43 down, and 2 lower extremes at the link are installed to stack shell 41, and protective cover 42 is installed through the screw to stack shell 41 lower extreme, and evenly is provided with rubber bump 43 on the 41 inner walls of stack shell, and rubber bump 43 is conical structure.
The connecting sleeve 63 has a connecting groove uniformly formed in the side wall along the circumferential direction thereof, and the upper end of the rotating shaft 64 has a connecting strip uniformly formed in the circumferential direction thereof, and the connecting strip is clamped in the connecting groove.
The number of the blanking holes in the blanking plate 75 is gradually reduced from top to bottom.
The length of the telescopic rod 71 is gradually increased from top to bottom.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A method for recycling waste foamed plastics is characterized by comprising the following steps: the method mainly comprises the following processing steps:
s1, foam collection: collecting the waste foamed plastic by a manual mode, and screening out impurities mixed in the foamed plastic;
s2, feeding: manually putting the foamed plastics into a recovery device, and ensuring that gaps are reserved among the foamed plastics after the foamed plastics enter the recovery device;
s3, foam slitting: starting a recovery device, cutting a large foam plastic into foam blocks with smaller sizes, and enabling the foam blocks with the sizes meeting the requirements to fall downwards after cutting;
s4, rubbing the foam block: kneading the cut foam blocks with the required size by using recovery equipment to ensure that the foam plastic is gradually changed into granules from blocks;
s5, discharging: taking the granular foamed plastic out of the recovery equipment by a manual mode, and uniformly collecting and treating the granular foamed plastic;
the recycling equipment used in the S2, the S3 and the S4 comprises a rack (1), a connecting frame (2), an upper barrel (3), a lower barrel (4), a sieve plate (5), a splitting mechanism (6) and a granule twisting mechanism (7), wherein the connecting frame (2) is installed at the upper end of the rack (1), the connecting frame (2) is of a hollow cylindrical structure, the upper barrel (3) is installed at the upper end of the connecting frame (2) through screws, the lower barrel (4) is installed at the lower end of the connecting frame (2) through screws, the splitting mechanism (6) is installed in the upper barrel (3), the granule twisting mechanism (7) is installed in the lower barrel (4), the sieve plate (5) is arranged between the upper barrel (3) and the lower barrel (4), the sieve plate (5) is installed on the connecting frame (2), and a blanking port is formed in the sieve plate (5;
the slitting mechanism (6) comprises a mounting plate (61), a slitting motor (62), a connecting sleeve (63), a rotating shaft (64), a mounting groove (65), a slitting cutter (66) and an auxiliary branched chain (67), the mounting plate (61) is mounted on the inner wall of the upper barrel body (3), the upper end of the mounting plate (61) is provided with a slitting motor (62) through a motor base, the lower end of an output shaft of the slitting motor (62) is provided with a connecting sleeve (63), the inner wall of the connecting sleeve (63) is tightly attached to the upper end of a rotating shaft (64), the lower end of the rotating shaft (64) is mounted on the side wall of the lower barrel body (4) through a bearing, mounting grooves (65) are uniformly mounted on the side wall of the rotating shaft (64) along the circumferential direction of the rotating shaft, slitting cutters (66) are uniformly mounted in the mounting grooves (65) from top to bottom, the side wall of each slitting cutter (66) is contacted with the side;
the particle rubbing mechanism (7) comprises an expansion link (71), expansion springs (72), a moving plate (73), particle rubbing blocks (74) and a blanking plate (75), the expansion link (71) is installed on the side wall of the rotating shaft (64), the expansion link (71) is divided into three groups on average, the expansion links (71) in the same group are uniformly arranged along the circumferential direction of the rotating shaft (64), the expansion link (71) is sleeved with the expansion springs (72), the moving plate (73) is installed at the top end of the expansion link (71), the particle rubbing blocks (74) are uniformly installed on the side wall of the moving plate (73), the particle rubbing blocks (74) are of a conical structure, the lower end of the moving plate (73) is installed on the blanking plate (75) in a sliding fit mode, the blanking plate (75) is installed on the side wall of the rotating shaft (64), and the;
the auxiliary branched chain (67) comprises an auxiliary plate (671), a connecting ring (672), a rotating plate (673) and a driven rack (674), the auxiliary plate (671) is uniformly arranged on the side wall of the rotating shaft (64) along the circumferential direction of the side wall, the auxiliary plate (671) and the mounting grooves (65) are arranged at intervals, the lower end of the auxiliary plate (671) is connected with the upper end of the connecting ring (672), the lower end of the connecting ring (672) is mounted on the sieve plate (5) through a bearing, the rotating plate (673) is uniformly mounted at the upper end of the connecting ring (672) along the circumferential direction of the connecting ring, the positions of the rotating plate (673) and the positions of the mounting grooves (65) are in one-to-one correspondence, the driven rack (674) is mounted on the side wall of the rotating plate (673), the driven rack (674) is meshed with the driving rack;
auxiliary grooves are uniformly formed in the side wall of the auxiliary plate (671) from top to bottom, the positions of the auxiliary grooves correspond to those of the slitting cutters (66), and bristles are uniformly arranged at the upper end and the lower end of each auxiliary groove.
2. The recycling method of waste foam according to claim 1, wherein: the slitting cutter (66) comprises a mounting seat (661), a slitting blade (662) and a driving rack (663), the mounting seat (661) is mounted in the mounting groove (65) through a screw, the side wall of the mounting seat (661) is connected with one end of the slitting blade (662), and the other end of the slitting blade (662) is mounted in a clamping groove formed in the side wall of the driving rack (663) in a clamping mode.
3. The recycling method of waste foam according to claim 1, wherein: barrel (4) are including stack shell (41), protective cover (42) and rubber bump (43) down, and install at link (2) lower extreme stack shell (41), and protective cover (42) are installed through the screw to stack shell (41) lower extreme, and evenly are provided with rubber bump (43) on stack shell (41) inner wall, and rubber bump (43) are conical structure.
4. The recycling method of waste foam according to claim 1, wherein: the connecting sleeve (63) has the advantages that the connecting grooves are uniformly formed in the side wall of the connecting sleeve along the circumferential direction of the connecting sleeve, the connecting strips are uniformly arranged at the upper end of the rotating shaft (64) along the circumferential direction of the rotating shaft, and the connecting strips are clamped in the connecting grooves.
5. The recycling method of waste foam according to claim 1, wherein: the number of the blanking holes in the blanking plate (75) is gradually reduced from top to bottom.
6. The recycling method of waste foam according to claim 1, wherein: the length of the telescopic rod (71) is gradually increased from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910748048.3A CN110303618B (en) | 2019-08-14 | 2019-08-14 | Method for recycling waste foamed plastic |
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| CN201910748048.3A CN110303618B (en) | 2019-08-14 | 2019-08-14 | Method for recycling waste foamed plastic |
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| CN2235366Y (en) * | 1995-01-14 | 1996-09-18 | 潘维周 | Regeneration and pelletizing machine for PS foamed plastics |
| JPH08197495A (en) * | 1995-01-25 | 1996-08-06 | Isamu Isobe | Pet bottle cutting compressor |
| CN109895280A (en) * | 2019-01-30 | 2019-06-18 | 绍兴上虞宏达塑业有限公司 | A kind of plastic grain prilling granulator of waste recovery |
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